Blue
#1.will the answer be positive or negative?
#2. Solve 15+24
#1. Positive (+)
#2. 39
-5-(-9)=
4
-7 x -5=
35
(-10)(-5)=
50
-7x3=
-21
What is the rule for adding and subtracting integers?
Same signs add and keep, different signs subtract, keep the sign of the biggest number.
What is the rule for adding and subtracting negative integers?
Subtraction you change the minus to a plus and change the sign of the next number then follow the addition rules (same signs add and keep, different signs subtract, keep the sign of the further number then you'll be exact)
What is the rule for multiplying and dividing integers?
Multiply or divide the numbers then if they have the same sign the answer is positive, if they have different signs the answer is negative.
What is the rule for multiplying and dividing negative integers?
multiply or divide and if same signs (-)(-) or (+)(+) the answer is positive. If different signs (-)(+) answer is negative.
What is the rule for multiplying and dividing negative and positive integers at the same time?
When the signs are different(-)(+) the answer is negative. When the signs are the same the answer is positive.(-)(-) or (+)(+)
#1. will the answer be positive or negative
#2. Solve 50-25
#1. positive
#2. 25
89-(-34)=
123
-54/9=
-6
-20/(-5)=
4
-10/5
-2
78-87
-9
123-(-75)=
198
50 x 20=
1000
-5x(-7)=
35
-30x20=
-600
#1. will the answer be positive or negative
#2. solve 35-80
#1. negative
#2. -45
276+(-35)=
241
81/9=
9
(12)(-6)=
-72
-40/20=
-2